# Concave Polygon: Definition & Examples - Quiz & Worksheet

Instructions:

question 1 of 3

### Which of the following shapes is NOT a polygon?

Create Your Account To Take This Quiz

As a member, you'll also get unlimited access to over 84,000 lessons in math, English, science, history, and more. Plus, get practice tests, quizzes, and personalized coaching to help you succeed.

Try it risk-free for 30 days. Cancel anytime

### 2. Why is this polygon NOT concave?

Create your account to access this entire worksheet
Quizzes, practice exams & worksheets
Certificate of Completion
Create an account to get started

A concave polygon is a very specific type, as opposed to the general polygons you're used to learning about. In this quiz, you'll recognize concave polygons, and what exactly makes them concave.

## Quiz & Worksheet Goals

This quiz will assess your understanding of concave polygons in the following ways:

• Understand what shapes are and are not polygons
• Recognize an angle measurement that would make a polygon concave
• Understand why a given polygon isn't concave
• Understand why a given polygon is concave

## Skills Practiced

• Reading comprehension - draw from relevant information about concave polygons and exterior lines found in this quiz's corresponding lesson
• Critical thinking - use this information to consider why a polygon is or is not concave
• Knowledge application - use what you've learned about angle measurements to successfully answer questions about polygons

The lesson Concave Polygon: Definition & Examples covers the following objectives:

• Define polygon
• Explore characteristics of shapes that are not polygons
• Understand the cave method that helps identify concave polygons
• Explain what makes a polygon concave
• Provide examples of concave polygons
Final Exam
Chapter Exam

Support